Eriogonums of Lake Mead

  1. Image Upload 2Image Upload 4-Ann.; Involucre unribbed, stalked
    -Leaves basal and glabrous to coarsely hairy or hairy in patches; Sometimes stem is inflated below nodes;
    -Inflorescence glabrous or glandular only at base or nodes
    -Erect, thread-like pedicles
    -Involucre teeth 4
    -Flowers yellow
    -Perianth densely and often coarsely hairy
    Eriogonum trichopes- Polygonaceae- Little desert trumpet
  2. Image Upload 6Image Upload 8-Ann.; Involucre unribbed, stalked
    -Lvs mostly basal, round-cordate to round-reniform, +/- tomentose on both sides
    -Perianth bases variablely lobed cordate, obtuse or truncate
    -Perianth minutely hairy
    Eriogonum thomasii- Polygonaceae- Thomas' buckwheat
  3. Image Upload 10Image Upload 12Inflor. axes glandular; Invol. stalks reflexed
    Eriogonum brachypodum- Polygonaceae- Parry's buckwheat
  4. Image Upload 14Image Upload 16Ann.; Inflor. glabrous to glaucous; Involuc.stalks reflexed; Involuc. glabrous 1-2mm; Perianth 1-2mm, White-Pinkish
    Eriogonum cernuum- Polygonaceae- Nodding buckwheat
  5. Image Upload 18Image Upload 20Ann.; Inflor glabrous; Invol. stalk absent, reflexed or rarely erect, Invol. 1-2mm; Lvs tomentose; Perianth 1-2mm, white to pinkish
    Eriogonum deflexum var. deflexum- Polygonaceae- Flatcrown buckwheat
  6. Image Upload 22Stem inflated below nodes; Invol. stalks absent or erect; Invol. 5 teeth; Perianth yellow;
    Eriogonum inflatum- Polygonaceae- Desert trumpet
  7. Image Upload 24Image Upload 26
    Lvs basal and cauline, tomentose; Involuc. stalk erect; Invol. 1-2mm, glandular; Perianth 1-2.5 mm; white, pink, or yellow, glandular
    Eriogonum maculatum- Polygonaceae- Spotted buckwheat
  8. Image Upload 28Ann.; Involuc. sessile; Perianth always yellow; Inflor. branches gen. curved inward
    Eriogonum nidularium- Polygonaceae- Birdnest buckwheat
  9. Image Upload 30Image Upload 32Invol. sessile; Perianth white-pink-pale yellow; Infl. branches gen. curved outward
    Eriogonum palmerianum- Polygonaceae- Palmer's buckwheat
  10. Taxonomy still in progress
    Eriogonum exaltatum- Polygonaceae- Ladder buckwheat
  11. Invol. stalks straight slender
    Eriogonum pusillum- Polygonaceae- Yellow turbans
  12. Invol. stalks straight slender
    Eriogonum reniforme- Polygonaceae- Kidneyleaf buckwheat
  13. UNK
    Eriogonum viscidulum- Polygonaceae- Clammy Buckwheat
Author
joslyncurtis
ID
113522
Card Set
Eriogonums of Lake Mead
Description
Flash Cards for all the Eriogonum species currently recognized as existing in Lake Mead National Recreation Area
Updated